DeepSeek V4 Pro 0423 vs GPT-6.1 Terra Pro

Price, context window & benchmark comparison

DeepSeek

DeepSeek V4 Pro 0423

DeepSeek
$0.96 / $1.91
Input / Output · per 1M tokens
VS
OpenAI

GPT-6.1 Terra Pro

OpenAI
$1.00 / $5.00
Input / Output · per 1M tokens
Compare different models
DeepSeek
OpenAI
Verdict: DeepSeek V4 Pro 0423 is 40% cheaper than GPT-6.1 Terra Pro on a typical 3:1 input/output mix. GPT-6.1 Terra Pro has the larger context window (1.1M vs 1M).
DeepSeek V4 Pro 0423GPT-6.1 Terra Pro
Input price / 1M$0.96$1.00
Output price / 1M$1.91$5.00
Blended price (3:1)$1.19$2.00
Cached input / 1M$0.0796$0.05
Context window1M1.1M
Max output384K128K
Intelligence index12.6—
Coding index——
Providers166
Best provider uptime (30m)100.0%100.0%
Vision inputNoYes
ReasoningYesYes
Tool callingYesYes
Released2026-04-242026-10-26
Retirement——

Cost calculator

FAQ

Which is cheaper, DeepSeek V4 Pro 0423 or GPT-6.1 Terra Pro?

DeepSeek V4 Pro 0423 is 40% cheaper than GPT-6.1 Terra Pro on a typical 3:1 input/output mix.

DeepSeek V4 Pro 0423 vs GPT-6.1 Terra Pro: which has a bigger context window?

DeepSeek V4 Pro 0423: 1,048,576 tokens. GPT-6.1 Terra Pro: 1,050,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: DeepSeek V4 Pro 0423 ≈ $2,866, GPT-6.1 Terra Pro ≈ $4,500.

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